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68-82 Vacuum Check Valve (Replacement)
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In Stock - Ships today if ordered by 3 PM ET
1968-1982 Corvette headlight or wiiper door vacuum system check valves were installed at the intake manifold. Allows for vacuum to remain in system when the Corvette is turned off. 3-port valve attaches to intake manifold hose and includes (1) large port for main vacuum source to cannister and (1) small port for vacuum control system inside the dash. Replacement valve does not include "Trico" casting as original.

Technical Articles:

Model Years

More Information
Generation C3
Model Year 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982
Additional Item Information
  • OE GM PART #: 3926296
    *GM part # provided for lookup purposes only.
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